Another home run for the company is railroad ties, which Koppers sells because they are coated with another coal product called creosote to resist rotting.

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Tilemakers can charge a premium for the coated tile and are expected to become eager customers for the nanotech product.

FORBES: Nanotechnology: A New World Is Born

However, in recent years, the company has battled its way back to prominence with new product introductions, and has also taken the lead in the race to bring the next generation drug-coated stent to market.

FORBES: A Big Win For Johnson & Johnson